Compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure: — N-Phenethyl-4-piperidone (NPP)
Part of: 2933 — Heterocyclic compounds with nitrogen hetero-atom(s) only:
Not sure this code fits your product? HaiLang AI determines the US HTS code from a description in about a minute.
Classify a product